Q-128 – Qinn BRONZE SPRING LOADED SAFETY VALVE OPEN DISCHARGE
PRODUCT DETAILS
HIGH LIFT, INTEGRAL SEAT TYPE.
END DETAILS
FLANGED TO BS:10 TABLE-H
TESTING
300 psig (hyd.)
WORKING PRESSURE
SUITABLE FOR STEAM LINE UP TO MAX. SET PRESSURE 150 psig MAX. WORKING TEMP. 437°F (225°C)
| MATERIALS OF CONSTRUCTION | ||||
| PART NO. | PART’S NAME | MATERIALS | SPECIFICATIONS | |
| 1 | BODY | BRONZE | BS:1400 LG2 | |
| 2 | REGULATING RING | BRONZE | BS:1400 LG2 | |
| 3 | HEX. BOL T & NUT | BRASS | BS: 2874 CZ114 | |
| 4 | DISC | BRONZE | BS:1400 LG2 | |
| 5 | LEVER | C.I | BS:1452Gr.220 | |
| 6 | LOWER SPRING DISC | BRONZE | BS:1400 LG2 | |
| 7 | SPRING | CARBON STEEL | BS:1726,EN47 | |
| 8 | UPPER SPRING DISC | BRONZE | BS:1400 LG2 | |
| 9 | CHAMBER | BRONZE | BS:1400 LG2 | |
| 10 | ADJUSTING SCREW | BRONZE | BS:1400 LG2 | |
| 11 | CAP | ALLUMINIUM | —– | |
| 12 | HINGE PIN | STAINLESS STEEL | AISI 410 | |
| 13 | STEM | BRASS | BS: 2874 CZ114 | |
| DIMENSIONS IN mm | |||||
| NOMINAL SIZE | ∅A | B~ | C~ | ∅D | H~ |
| 15 | 1/2” BSP | 58 | 44 | 1/2” BSP | 132 |
| 20 | 3/4” BSP | 75 | 55 | 3/4” BSP | 147 |
| 25 | 1” BSP | 78 | 55 | 1” BSP | 147 |
| 40 | 1.1/2” BSP | 97 | 68 | 1.1/2” BSP | 163 |
| 50 | 2” BSP | 115 | 77 | 2” BSP | 230 |
NOTE:- DUE TO CONTINOUS DEVELOPMENT PROGRAMME, DESIGN & DATA IN THIS LEAFLET ARE SUBJECT TO CHANGE WITHOUT ANY NOTICE.
